128281860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{33937}}^1$

素因数の和:33962

約数の個数: 96

約数和(自身を含む): 456126720

約数和(自身を除く): 327844860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 33937, 67874, 101811, 135748, 169685, 203622, 237559, 305433, 339370, 407244, 475118, 509055, 610866, 678740, 712677, 916299, 950236, 1018110, 1187795, 1221732, 1425354, 1527165, 1832598, 2036220, 2138031, 2375590, 2850708, 3054330, 3563385, 3665196, 4276062, 4581495, 4751180, 6108660, 6414093, 7126770, 8552124, 9162990, 10690155, 12828186, 14253540, 18325980, 21380310, 25656372, 32070465, 42760620, 64140930, 128281860]

約数ペア:

[(1, 128281860), (2, 64140930), (3, 42760620), (4, 32070465), (5, 25656372), (6, 21380310), (7, 18325980), (9, 14253540), (10, 12828186), (12, 10690155), (14, 9162990), (15, 8552124), (18, 7126770), (20, 6414093), (21, 6108660), (27, 4751180), (28, 4581495), (30, 4276062), (35, 3665196), (36, 3563385), (42, 3054330), (45, 2850708), (54, 2375590), (60, 2138031), (63, 2036220), (70, 1832598), (84, 1527165), (90, 1425354), (105, 1221732), (108, 1187795), (126, 1018110), (135, 950236), (140, 916299), (180, 712677), (189, 678740), (210, 610866), (252, 509055), (270, 475118), (315, 407244), (378, 339370), (420, 305433), (540, 237559), (630, 203622), (756, 169685), (945, 135748), (1260, 101811), (1890, 67874), (3780, 33937)]